minor #14496 [README] Switch Sylius naming from platform to framework (lchrusciel)
minor #14496 [README] Switch Sylius naming from platform to framework (lchrusciel)

This PR was merged into the 1.11 branch.

Discussion
----------

| Q               | A                                                            |
|-----------------|--------------------------------------------------------------|
| Branch?         | 1.11                  |
| Bug fix?        | yes                                                       |
| New feature?    | no                                                       |
| BC breaks?      | no                                                       |
| Deprecations?   | no |
| Related tickets |  |
| License         | MIT                                                          |

As said during the keynote speech on SyliusCon, we want to move back to naming Sylius as framework 

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Commits
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1390b99508a3cd77fc53725e9b676c0fb226683e [README] Switch Sylius naming from platform to framework

diimpp/Sylius,Sylius/Sylius,Sylius/Sylius,Sylius/Sylius,diimpp/Sylius,diimpp/Sylius